Home / 3,158,692.32-4,358,995.26-1,708,387.92

Finding the Fourth Proportional to 3,158,692.32, 4,358,995.26 and 1,708,387.92

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Solution

The fourth proportional to 3,158,692.32, 4,358,995.26 and 1,708,387.92 is: 2,357,575.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,692.32 : 4,358,995.26 = 1,708,387.92 : x
  2. Step 2: Convert to fraction form
    3,158,692.32/4,358,995.26 = 1,708,387.92/x
  3. Step 3: Cross multiply
    3,158,692.32x = 4,358,995.26 × 1,708,387.92
  4. Step 4: Simplify right side
    3,158,692.32x = 7,446,854,845,521.26
  5. Step 5: Solve for x
    x = 7,446,854,845,521.26/3,158,692.32
  6. Step 6: Final answer
    x = 2,357,575.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.